Details

Time bar (total: 37.0s)

sample376.0ms

Algorithm
intervals
Results
201.0ms1926×body80nan
23.0ms258×body80valid

simplify3.3s

Counts
1 → 1
Iterations
IterNodes
done5002
73868
61574
5899
4374
3147
259
127
015

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ (log (+ x y)) (log z)) t)
0.1b
(* (- a 0.5) (log t))
0.2b
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.6b
(+ (log (+ x y)) (log z))

rewrite325.0ms

Algorithm
rewrite-expression-head
Rules
30×*-un-lft-identity
19×log-prod
18×add-sqr-sqrt
15×pow1
14×add-log-exp
12×add-cube-cbrt
associate-+r+ log-pow distribute-lft-out
associate-+l+
distribute-rgt-in sum-log distribute-lft-in flip3-- add-cbrt-cube associate-*l/ add-exp-log flip-- distribute-lft-out--
associate-*l* associate-+l-
log-div flip3-+ diff-log associate-*r* frac-add flip-+
associate--l- +-commutative sub-neg associate--l+ difference-of-squares
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 102
Calls
4 calls:
57.0ms
(- (+ (log (+ x y)) (log z)) t)
27.0ms
(* (- a 0.5) (log t))
224.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
14.0ms
(+ (log (+ x y)) (log z))

series700.0ms

Counts
4 → 12
Calls
4 calls:
219.0ms
(- (+ (log (+ x y)) (log z)) t)
70.0ms
(* (- a 0.5) (log t))
307.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
103.0ms
(+ (log (+ x y)) (log z))

simplify1.9s

Counts
114 → 114
Iterations
IterNodes
done5002
22286
1637
0240

prune960.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.1b
(* (- a 0.5) (log t))
0.1b
(+ (- (log z) t) (* (- a 0.5) (log t)))
0.2b
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))

rewrite148.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
22×log-prod
19×add-sqr-sqrt
14×add-log-exp
13×add-cube-cbrt
pow1 associate-+l+
associate-+r+ sum-log
distribute-rgt-in distribute-lft-in flip3-- add-cbrt-cube associate-*l/ associate--l+ add-exp-log flip--
associate-*l*
associate-*r* frac-add associate-+l-
flip3-+ diff-log log-pow flip-+ distribute-lft-out distribute-lft-out--
+-commutative log-div sub-neg difference-of-squares
associate-+r- pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 98
Calls
4 calls:
6.0ms
(- (log z) t)
18.0ms
(* (- a 0.5) (log t))
31.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))
90.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))

series598.0ms

Counts
4 → 12
Calls
4 calls:
84.0ms
(- (log z) t)
107.0ms
(* (- a 0.5) (log t))
146.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))
260.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))

simplify1.9s

Counts
110 → 110
Iterations
IterNodes
done5007
22246
1665
0242

prune973.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize64.0ms

Local error

Found 4 expressions with local error:

0.6b
(* (cbrt z) (cbrt z))
0.6b
(cbrt z)
0.6b
(cbrt z)
0.6b
(cbrt z)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
11×pow1
pow1/3
swap-sqr associate-*r* associate-*l* add-exp-log
add-cbrt-cube add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 73
Calls
4 calls:
16.0ms
(* (cbrt z) (cbrt z))
1.0ms
(cbrt z)
1.0ms
(cbrt z)
1.0ms
(cbrt z)

series1.1s

Counts
4 → 12
Calls
4 calls:
320.0ms
(* (cbrt z) (cbrt z))
288.0ms
(cbrt z)
249.0ms
(cbrt z)
265.0ms
(cbrt z)

simplify2.9s

Counts
85 → 85
Iterations
IterNodes
done5028
43114
3971
2377
1136
061

prune752.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize54.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5)))
0.1b
(* (log (sqrt t)) (- a 0.5))
0.1b
(* (log (sqrt t)) (- a 0.5))
0.2b
(+ (log (+ x y)) (+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5))))

rewrite632.0ms

Algorithm
rewrite-expression-head
Rules
24×associate-*r/
21×add-log-exp
20×frac-add
18×*-un-lft-identity
17×add-sqr-sqrt
16×flip3-- flip--
14×sum-log
13×pow1
12×associate-*l*
10×associate-*r*
add-cube-cbrt
add-cbrt-cube add-exp-log
log-pow
distribute-rgt-in sub-neg distribute-lft-in associate-+l-
associate-+l+ associate-+r+ flip3-+ flip-+
log-prod
distribute-lft-out
+-commutative log-div sqrt-pow1 pow1/2 diff-log pow-prod-down prod-exp *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares unswap-sqr
associate-+r-
Counts
4 → 113
Calls
4 calls:
138.0ms
(+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5)))
30.0ms
(* (log (sqrt t)) (- a 0.5))
37.0ms
(* (log (sqrt t)) (- a 0.5))
423.0ms
(+ (log (+ x y)) (+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5))))

series920.0ms

Counts
4 → 12
Calls
4 calls:
269.0ms
(+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5)))
106.0ms
(* (log (sqrt t)) (- a 0.5))
84.0ms
(* (log (sqrt t)) (- a 0.5))
460.0ms
(+ (log (+ x y)) (+ (+ (- (log z) t) (* (log (sqrt t)) (- a 0.5))) (* (log (sqrt t)) (- a 0.5))))

simplify3.1s

Counts
125 → 125
Iterations
IterNodes
done5001
23922
1913
0254

prune904.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

regimes1.9s

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done24
124
019

end0.0ms

sample13.6s

Algorithm
intervals
Results
7.5s56608×body80nan
1.4s8027×body80valid